diff --git a/Tutorials/M5 Lab 3 - VLAN Routing/README.md b/Tutorials/M5 Lab 3 - VLAN Routing/README.md
index 9d657b7..b789544 100644
--- a/Tutorials/M5 Lab 3 - VLAN Routing/README.md	
+++ b/Tutorials/M5 Lab 3 - VLAN Routing/README.md	
@@ -7,6 +7,8 @@
 > - Set up load balancing using First-Hop Redundancy Protocol
 > - Set up DHCP
 
+The lab is realized in `./Networks/Main.ptk` in tag `lab-3`
+
 ## Inter-VLAN Routing Configuration
 For each router, configure this replacing `{x}` with the router number: